Finding the Third Proportional to 8,541.75 and 18,359.50

Step by Step Solution

1. Step 1: Write the proportion equation
   8,541.75 : 18,359.50 = 18,359.50 : x
2. Step 2: Convert to fraction form
   8,541.75/18,359.50 = 18,359.50/x
3. Step 3: Cross multiply
   8,541.75x = 18,359.50 × 18,359.50
4. Step 4: Simplify right side
   8,541.75x = 337,071,240.25
5. Step 5: Solve for x
   x = 337,071,240.25/8,541.75
6. Step 6: Final answer
   x = 39,461.61